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Electrical Apparatus – November 2016

Electrical Apparatus November 2016

Featured Articles

Fast Forward Beam me up: Lasers are no longer a thing of the future as they move into welding By Bill O’Leary, EA Associate Editor

Conventions
Beyond efficiency: With further gains in efficiency a given, speakers at Chicago coil show discuss leading-edge research as well By Kevin Jones, EA Senior Editor, and Charlie Barks, EA Assistant Editor
What’s new in electrical manufacturing: Scenes from the Chicago Coil Winding, Insulation, and Electrical Manufacturing Exhibition By the Electrical Apparatus staff

Servomotors Big opportunities in small motors: How Servotech Inc., of Middletown, CT, has prospered by repairing servomotors By Bill O’Leary, EA Associate Editor

Circuits & Circuitry The problem with AFCIs: When evaluated objectively, arc fault circuit interrupters are found not to be the panaceas they’re made out to be By Richard L. Nailen, EA Engineering Editor

Accounting Benefiting from retirement plans: Several types of plans are available; here’s how to choose the one that’s right for you By William H. Wiersema, CPA, EA Contributing Editor

Safety & Health Get some sleep! Sleep deprivation is dangerous— but help is available By the Electrical Apparatus staff

The Smart Grid Are we ready for ‘microgrids’? The problem is that no single authority is fully responsible for what goes on within one By Richard L. Nailen, EA Engineering Editor

Electrical Manager Dress the part: Do clothes make the man or woman in the workplace? By Bill O’Leary, EA Associate Editor

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Departments and Columns

Editor’s Comment In this issue: When the revolutionary no longer seems so new — servomotors, lasers, AFCI’s, and beyond efficiency …

Correction: Those who read “Students find an educational adventure” in last month’s Electrical Apparatus (page 15), about students participating in educational events at the International Manufacturing Technology Show in Chicago in September, were probably caught up short by how the article ended—not just mid-sentence, but mid-word. Our greatest regret about the error is that it cut off the byline of Assistant Editor Charlie Barks, who wrote the engaging and informative report. The last two words in the article, which were cut off, were “touchscreen display.”…Kevin Jones

Let’s Solve Your Problem In this issue: What’s needed in a metal shredder motor …Why is d-c hipot voltage higher than a-c? …Thermography and winding temperature… Which rule to size motor space heaters? …Why do low-voltage arcs get as long as they do? …Efficiencies for multispeed motors?.. Edited by the EA staff

Renewable Energy In this issue: The Energy Information Administration reports that U.S. carbon emissions are the lowest since 1991… Can a country rely too heavily on renewable energy? South Australia’s power outage may be an object lesson … the New York Offshore Wind Alliance is created in New York by the Alliance for Clean Energy New York… Renovate America’s HERO residential solar program hits 20,000 installation mark …By Charlie Barks, EA Assistant Editor

Associations, societies & government activities In this issue: Members of the National Electrical Manufacturers Associationand the European Committee of Manufacturers of Electrical Machines and Power Electronics announce new plans for a systems approach to efficiency standards … Onsite power group Electrical Generating Systems Association offers grant for veterans … American Society of Heating, Refrigerating, and Air-Conditioning Engineers HVAC/R association grants 33 scholarships … Electrical Apparatus Service Association encourages EASA members to act as partners, even with member competitors … American Society of Safety Engineers Foundation gives $275,000 in awards ….Edited by Kevin Jones

Calendar briefs In every issue and updated on the web. See our online calendar for current offerings.

Standards In this issue: NEMA continues fight for three-year NEC cycle, partnering with the Coalition for Current Safety Codes, a joint effort of the International Code Council, the National Fire Protection Association, and the Electrical Code Coalition… What’s new or revised from the International Electrotechnical Commission (IEC) …Electrical standards updating continues to lag; American National Standards Institute (ANSI) issues “notices of withdrawal” for scores of electrical equipment standards, many basic to power apparatus and electrical machinery …Edited by the EA Staff

Utilities In this issue: Union lockout ends at Dominion subsidiaries Dominion Hope and Dominion Transmission …Alliant Energy breaks ground on Riverside Energy Center expansion …DukeEnergy earmarks $100,000 for Charlotte, N.C.’s Unite Charlotte, at United Way of Central Carolinas and the Foundation for the Carolinas…. Pacific Gas and Electric Co (PG&E) receives an ‘A’ for ‘diversity efforts’ from the Greenlining Institute … Edited by Kevin Jones

Know Your Industry In this issue: The Copper Development Association … by Charlie Barks

Training Briefs In this issue: A fire alarm training manual is revised by the National Electrical Manufacturers Association …Houghton International takes on ten recruits … Grants to support jail-based job centers Edited by Bill O’Leary

Direct and Current In this issue: IEEE revises Internet of Things estimates downward using projections from Ericsson, Cisco, IHS Markit, Gartner and International Data Corp. …St. Louis’ Gateway Arch to get new motors and generators … Copper Development Association and Advanced Energy Corp. to sponsor motor and drives classes in San Antonio, Memphis and Baltimore … Nobel Prize in Chemistry goes to three creators of miniscule molecular motors … The Editors

And, in every issue: Classified Advertising (Equipment, jobs, businesses for sale, business opportunities and services), Advertising Index, and your favorite cartoons, Motorhead and Generatorhead (illustrated by Mark Ziemann) and Cy’s Super Service (illustrated by James Estes)!